check out this link - looks like your issue isn't the first.
http://72.14.253.104/search?q=cache:BcVccbSm1ssJ:forums2.gardenweb.com/forums/load/tools/msg0500145718481.html+are+Ryobi+trimmers+any+good%3F&hl=en&ct=clnk&cd=5&gl=au
whippetgood
December 2007
Automatic Answer
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